EVOLUTION OF THE INFLORESCENCE, 553 
N 
A. Flowering axis of Clematis Jackmanni; the foliage and one half of the floral parts ot 
nodes 3-7 are not included in the diagram. Note terminal flower blooming first. 
B. Flowering axis of Clematis Viticella; nodes 3-7 are merely represented by the broken 
line, and the foliage of nodes 1-8 is not depicted. Note that lowest flower blooms 
first, terminal flower blooming eighth. 
C. Flowering axis of Convolvulus mauritanicus, lowest flower opening first and terminal 
flower last. 
